JP2015088269A - 面光源装置、及び面光源装置の製造方法 - Google Patents

面光源装置、及び面光源装置の製造方法 Download PDF

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Publication number
JP2015088269A
JP2015088269A JP2013224323A JP2013224323A JP2015088269A JP 2015088269 A JP2015088269 A JP 2015088269A JP 2013224323 A JP2013224323 A JP 2013224323A JP 2013224323 A JP2013224323 A JP 2013224323A JP 2015088269 A JP2015088269 A JP 2015088269A
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JP
Japan
Prior art keywords
nonwoven fabric
light source
fixing
optical sheet
source device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2013224323A
Other languages
English (en)
Japanese (ja)
Inventor
豊岡　和彦
Kazuhiko Toyooka
和彦 豊岡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Priority to JP2013224323A priority Critical patent/JP2015088269A/ja
Priority to PCT/US2014/062641 priority patent/WO2015066017A1/en
Priority to KR1020167013541A priority patent/KR20160075652A/ko
Priority to CN201480058608.8A priority patent/CN105683825A/zh
Priority to US15/032,896 priority patent/US20160252777A1/en
Priority to TW103137520A priority patent/TW201531774A/zh
Publication of JP2015088269A publication Critical patent/JP2015088269A/ja
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • B29D11/00798—Producing diffusers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0051—Diffusing sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/54—Arrangements for reducing warping-twist

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Mounting And Adjusting Of Optical Elements (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP2013224323A 2013-10-29 2013-10-29 面光源装置、及び面光源装置の製造方法 Pending JP2015088269A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2013224323A JP2015088269A (ja) 2013-10-29 2013-10-29 面光源装置、及び面光源装置の製造方法
PCT/US2014/062641 WO2015066017A1 (en) 2013-10-29 2014-10-28 A surface illuminant device and a method for manufacturing a surface illuminant device
KR1020167013541A KR20160075652A (ko) 2013-10-29 2014-10-28 면발광 장치 및 면발광 장치를 제조하는 방법
CN201480058608.8A CN105683825A (zh) 2013-10-29 2014-10-28 面照明装置以及制造面照明装置的方法
US15/032,896 US20160252777A1 (en) 2013-10-29 2014-10-28 Surface illuminant device and a method for manufacturing a surface illuminant device
TW103137520A TW201531774A (zh) 2013-10-29 2014-10-29 面發光裝置及用於製造面發光裝置的方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013224323A JP2015088269A (ja) 2013-10-29 2013-10-29 面光源装置、及び面光源装置の製造方法

Publications (1)

Publication Number Publication Date
JP2015088269A true JP2015088269A (ja) 2015-05-07

Family

ID=53005023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013224323A Pending JP2015088269A (ja) 2013-10-29 2013-10-29 面光源装置、及び面光源装置の製造方法

Country Status (6)

Country Link
US (1) US20160252777A1 (zh)
JP (1) JP2015088269A (zh)
KR (1) KR20160075652A (zh)
CN (1) CN105683825A (zh)
TW (1) TW201531774A (zh)
WO (1) WO2015066017A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170076940A (ko) * 2015-12-24 2017-07-05 엘지디스플레이 주식회사 광학시트 및 이를 갖는 디스플레이 장치
EP3495855A4 (en) * 2016-07-27 2020-08-19 Boe Technology Group Co. Ltd. DIFFUSION ELEMENT AND ITS MANUFACTURING PROCESS, BACKLIGHT MODULE AND DISPLAY DEVICE

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6487885B2 (ja) 2016-09-08 2019-03-20 ミネベアミツミ株式会社 面状照明装置
DE102017003361B4 (de) * 2017-04-06 2021-09-30 Carl Freudenberg Kg Element zur Lichtmanipulation
DE102017003362A1 (de) * 2017-04-06 2018-10-11 Carl Freudenberg Kg Element zur Lichtmanipulation
DE102017215369A1 (de) * 2017-09-01 2019-03-07 Benecke-Kaliko Ag Lichtdurchlässige Mehrschichtverbundfolie
CN211741780U (zh) 2019-09-06 2020-10-23 3M创新有限公司 背光源、显示系统和光学漫反射膜组件

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6280623A (ja) * 1985-10-04 1987-04-14 Alps Electric Co Ltd 液晶表示装置
JPH08160205A (ja) * 1994-12-12 1996-06-21 Sekisui Chem Co Ltd 光拡散シート
JP2010532551A (ja) * 2007-07-03 2010-10-07 スリーエム イノベイティブ プロパティズ カンパニー 透過性光学フィルム（ｏｐｔｉｃａｌｆｉｌｍ）を有するバックライトアセンブリ
JP3179072U (ja) * 2012-08-02 2012-10-11 オリオン電機株式会社 表示パネルアッセンブリまたは該表示パネルアッセンブリを有する表示装置
JP2013025953A (ja) * 2011-07-19 2013-02-04 Three M Innovative Properties Co 面光源装置

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JP2002196312A (ja) * 2000-12-25 2002-07-12 Hitachi Ltd 液晶表示装置
KR100840715B1 (ko) * 2002-05-28 2008-06-23 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 액정 표시 장치
KR20040009902A (ko) * 2002-07-26 2004-01-31 삼성전자주식회사 백라이트 어셈블리 및 액정표시장치
KR100878206B1 (ko) * 2002-08-13 2009-01-13 삼성전자주식회사 광학 시트, 이를 이용한 백라이트 어셈블리 및 액정표시장치
TWI282885B (en) * 2004-03-03 2007-06-21 Au Optronics Corp Backlight assembly
WO2010032882A1 (ja) * 2008-09-22 2010-03-25 ソニー株式会社 光学素子積層体およびその製造方法、バックライト、ならびに液晶表示装置
KR20110103074A (ko) * 2010-03-12 2011-09-20 엘지전자 주식회사 디스플레이 장치
KR101797593B1 (ko) * 2010-07-19 2017-11-15 엘지이노텍 주식회사 백라이트 유닛 및 이를 포함하는 표시장치
WO2013051872A2 (ko) * 2011-10-04 2013-04-11 주식회사 엘엠에스 면광원 장치
KR101814816B1 (ko) * 2011-10-27 2018-01-04 엘지이노텍 주식회사 조명 유닛 및 이를 포함하는 액정표시장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6280623A (ja) * 1985-10-04 1987-04-14 Alps Electric Co Ltd 液晶表示装置
JPH08160205A (ja) * 1994-12-12 1996-06-21 Sekisui Chem Co Ltd 光拡散シート
JP2010532551A (ja) * 2007-07-03 2010-10-07 スリーエム イノベイティブ プロパティズ カンパニー 透過性光学フィルム（ｏｐｔｉｃａｌｆｉｌｍ）を有するバックライトアセンブリ
JP2013025953A (ja) * 2011-07-19 2013-02-04 Three M Innovative Properties Co 面光源装置
JP3179072U (ja) * 2012-08-02 2012-10-11 オリオン電機株式会社 表示パネルアッセンブリまたは該表示パネルアッセンブリを有する表示装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170076940A (ko) * 2015-12-24 2017-07-05 엘지디스플레이 주식회사 광학시트 및 이를 갖는 디스플레이 장치
KR102519862B1 (ko) * 2015-12-24 2023-04-10 엘지디스플레이 주식회사 광학시트 및 이를 갖는 디스플레이 장치
EP3495855A4 (en) * 2016-07-27 2020-08-19 Boe Technology Group Co. Ltd. DIFFUSION ELEMENT AND ITS MANUFACTURING PROCESS, BACKLIGHT MODULE AND DISPLAY DEVICE

Also Published As

Publication number Publication date
KR20160075652A (ko) 2016-06-29
US20160252777A1 (en) 2016-09-01
TW201531774A (zh) 2015-08-16
CN105683825A (zh) 2016-06-15
WO2015066017A1 (en) 2015-05-07

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